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This is a front-end for the Online Encyclopedia of Integer Sequences, made by Christian Perfect. The idea is to provide OEIS entries in non-ancient HTML, and then to think about how they're presented visually. The source code is on GitHub.

A177415 Smallest prime divisor of the n-th base-2 pseudoprime.

Table of values

n a(n)
1 11
2 3
3 3
4 5
5 19
6 7
7 3
8 23
9 5
10 37
11 7
12 29
13 37
14 17
15 3
16 31
17 43
18 7
19 73
20 53
21 3
22 7
23 31
24 5
25 5
26 3
27 7
28 59
29 11
30 43
31 23
32 7
33 5
34 3
35 97
36 71
37 3
38 97
39 3
40 13
41 7
42 17
43 89
44 73
45 103
46 3
47 5
48 89
49 5
50 7
51 5
52 127
53 13
54 157
55 151
56 7
57 3
58 7
59 101
60 89
61 3
62 7
63 59
64 97
65 11
66 3
67 5
68 11
69 61
70 167
71 5
72 53
73 3
74 149
75 11
76 151

List of values

[11, 3, 3, 5, 19, 7, 3, 23, 5, 37, 7, 29, 37, 17, 3, 31, 43, 7, 73, 53, 3, 7, 31, 5, 5, 3, 7, 59, 11, 43, 23, 7, 5, 3, 97, 71, 3, 97, 3, 13, 7, 17, 89, 73, 103, 3, 5, 89, 5, 7, 5, 127, 13, 157, 151, 7, 3, 7, 101, 89, 3, 7, 59, 97, 11, 3, 5, 11, 61, 167, 5, 53, 3, 149, 11, 151]

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